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DATAMP Patents by Date for September 1870
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
6106,988RE4,116---[datamp][all]
13107,211----[datamp][all]
20107,502----[datamp][all]
27107,653----[datamp][all]